4751900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 11301360

約数和(自身を除く): 6549460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 61, 76, 82, 95, 100, 122, 164, 190, 205, 244, 305, 380, 410, 475, 610, 779, 820, 950, 1025, 1159, 1220, 1525, 1558, 1900, 2050, 2318, 2501, 3050, 3116, 3895, 4100, 4636, 5002, 5795, 6100, 7790, 10004, 11590, 12505, 15580, 19475, 23180, 25010, 28975, 38950, 47519, 50020, 57950, 62525, 77900, 95038, 115900, 125050, 190076, 237595, 250100, 475190, 950380, 1187975, 2375950, 4751900]

約数ペア:

[(1, 4751900), (2, 2375950), (4, 1187975), (5, 950380), (10, 475190), (19, 250100), (20, 237595), (25, 190076), (38, 125050), (41, 115900), (50, 95038), (61, 77900), (76, 62525), (82, 57950), (95, 50020), (100, 47519), (122, 38950), (164, 28975), (190, 25010), (205, 23180), (244, 19475), (305, 15580), (380, 12505), (410, 11590), (475, 10004), (610, 7790), (779, 6100), (820, 5795), (950, 5002), (1025, 4636), (1159, 4100), (1220, 3895), (1525, 3116), (1558, 3050), (1900, 2501), (2050, 2318)]